diff --git a/.gitignore b/.gitignore
index 3dc9a18c..efee2015 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,10 +6,11 @@ __pycache__
 **/*__pycache__
 db.sqlite3
 media
-./car_inventory/settings.py
+./car_inventory/settings*
 # Backup files # 
 *.bak 
 
+
 # If you are using PyCharm # 
 # User-specific stuff
 .idea/**/workspace.xml
diff --git a/car_inventory/settings.py b/car_inventory/settings.py
index e931dbae..13064782 100644
--- a/car_inventory/settings.py
+++ b/car_inventory/settings.py
@@ -104,24 +104,24 @@ WSGI_APPLICATION = 'car_inventory.wsgi.application'
 # Database
 # https://docs.djangoproject.com/en/5.0/ref/settings/#databases
 
-DATABASES = {
-    "default": {
-        "ENGINE": "django_prometheus.db.backends.postgresql",
-        "NAME": "murad_haikal",
-        "USER": "f95166",
-        "PASSWORD": "Kfsh&rc9788",
-        "HOST": "localhost",
-        "PORT": 5432,
-    }
-}
-
 # DATABASES = {
-#     'default': {
-#         'ENGINE': 'django.db.backends.sqlite3',
-#         'NAME': 'db.sqlite3',
+#     "default": {
+#         "ENGINE": "django_prometheus.db.backends.postgresql",
+#         "NAME": "murad_haikal",
+#         "USER": "f95166",
+#         "PASSWORD": "Kfsh&rc9788",
+#         "HOST": "localhost",
+#         "PORT": 5432,
 #     }
 # }
 
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': 'db.sqlite3',
+    }
+}
+
 # Password validation
 # https://docs.djangoproject.com/en/5.0/ref/settings/#auth-password-validators
 
diff --git a/inventory/models.py b/inventory/models.py
index 0a7468e3..9009ca6c 100644
--- a/inventory/models.py
+++ b/inventory/models.py
@@ -29,6 +29,16 @@ from django.db.models import FloatField
 from .mixins import LocalizedNameMixin
 from django_ledger.models import EntityModel
 
+UNIT_CHOICES = (
+    ("Kg", _("Kg")),
+    ("L", _("L")),
+    ("m", _("m")),
+    ("cm", _("cm")),
+    ("m2", _("m2")),
+    ("m3", _("m3")),
+    ("m3", _("m3")),
+)
+
 class CarMake(models.Model, LocalizedNameMixin):
     id_car_make = models.AutoField(primary_key=True)
     name = models.CharField(max_length=255)